280804884

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{21647}}^1$

素因数の和:21724

約数の個数: 48

約数和(自身を含む): 698277888

約数和(自身を除く): 417473004

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 47, 69, 92, 94, 138, 141, 188, 276, 282, 564, 1081, 2162, 3243, 4324, 6486, 12972, 21647, 43294, 64941, 86588, 129882, 259764, 497881, 995762, 1017409, 1493643, 1991524, 2034818, 2987286, 3052227, 4069636, 5974572, 6104454, 12208908, 23400407, 46800814, 70201221, 93601628, 140402442, 280804884]

約数ペア:

[(1, 280804884), (2, 140402442), (3, 93601628), (4, 70201221), (6, 46800814), (12, 23400407), (23, 12208908), (46, 6104454), (47, 5974572), (69, 4069636), (92, 3052227), (94, 2987286), (138, 2034818), (141, 1991524), (188, 1493643), (276, 1017409), (282, 995762), (564, 497881), (1081, 259764), (2162, 129882), (3243, 86588), (4324, 64941), (6486, 43294), (12972, 21647)]